A letter from Secretary of the Central Committee of the Korean Workers' Party, Hwang Jang-yeop, detailing North Korea objections to South Korea hosting the 1988 Olympics and calling for a unified "Korean Olympics."

A memorandum listing the Bulgarian Communist Party's explicit interest to rebuild relations with North Korea, which dissolved in 1962 following the North Korean students incident and the declaration of the Ambassador as "person non grata."

The Bulgarian Communist Party Politburo entrusts the Ministry of Foreign Affairs to deliver a note of protest to the North Korean government, regarding the repatriation of North Korean students.

The Bulgarian Communist Party Politburo details their strong protest against the DPRK's repatriation of four Korean students who sought political asylum in Bulgaria. The Politburo calls for immediate acknowledgment by the DPRK government, threatening to declare government affiliates in Bulgaria as "persona non grata."

This extract from a Politburo discussion indicates the attention paid to monitoring Western broadcasts for the top Party elite and Party leader Zhivkov’s impatience with the regime monitors’ focus on RFE broadcasts.

The Bulgarian Communist Party Politburo report includes three main documents: a protocol and resolution with notes, a top secret information note, and a top secret protocol from 30 July 1970. The first section includes the Politburo's approval of the delegation's negotiations with Cuba, proposals to restructure economic partnership, and the Bulgarian delegation's statements on miscommunication between Cuba and Bulgaria. The second section, top secret information note, summarizes important exchanges during the Bulgarian visit to Cuba (e.g. Zhivkov's discussion on the importance of economic cooperation (COMECON) to the development of socialism). The third section, the top secret protocol, includes portions of a conversation between Bulgarian delegation and Cuban Politburo members. Castro summarizes ideas exchanged during the state visit.

The Central Committee of the Bulgarian Communist Party approves the Cuban government’s request to train Cubans in counterintelligence, but not sabotage.

The Politburo of the Central Committee of the Bulgarian Communist Party resolves to expand Bulgaria's relationship with Cuba. The Politburo proposes an official visit and Bulgarian exhibition.

The Central Committee of the Bulgarian Communist Party authorizes the creation of a Bulgarian delegation to negotiate a protocol on delivering “special equipment” (military arms/weapons) to Cuba in 1964. The Central Committee’s resolution includes a suggested amount of aid.

The Central Committee of the Bulgarian Communist Party confirms provision of food and credit assistance to Cuba in 1962.